N244AS

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING GROUND INSPECTION IN ATL, CREW REPORTED SEVERAL EXTERNAL EMERGENCY LIGHTS INOPERATIVE, ONE OVER THE RIGHT WING AND BOTH OF THE AFT LIGHTS ON EACH ACM PANEL. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY BATTERY PACK AT CEILING FRAME 31. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: BEAM — CORRODED (CABIN)

DURING C CHECK, MAINTENANCE FOUND CORROSION ON FROM FUSELAGE FLOOR, OMEGA BEAM. MAINTENANCE REPAIRED CORROSION, OPS CHECKS WERE GOOD. AC RETURNED TO SERVICE.

Part: HMU — INOPERATIVE (ENGINE)

FLT 4912 - CREW REPORTED THAT IN FLIGHT THE RIGHT ENGINE FAILED. T6, TORQUE, NH AND NL DROPPED. CREW REPORTED THAT OIL PRESSURE BRIEFLY DROPPED, BUT THEN RETURNED TO NORMAL. CREW DECLARED AN EMERGENCY AND LANDED SAFELY AT DFW. MAINTENANCE REMOVED AND REPLACED THE RIGHT ENGINE HMU AND FUEL PUMP. OPERATIONAL CHECKS WERE GOOD. AIRCRAFT RETURNED TO SERVICE. (M)

Part: LINE — BROKEN (MLG ACTUATOR)

AFTER TAKEOFF, AIRCRAFT LOST GREEN HYDRAULIC SYSTEM. CREW DECLARED AN EMERGENCY AND LANDED SAFELY IN MCN. MAINTENANCE REPAIRED BROKEN GE ACTUATOR LINE. OPERATIONAL AND LEAK CHECKS WERE GOOD. AIRCRAFT RETURNED TO SERVICE. (M)

Part: STRINGER — CRACKED (RT WING)

DURING INSPECTION, FOUND RIGHT STRINGER NR 8 CRACKED. MAINTENANCE REPAIRED CRACKED STRINGER IAW EO 120-57-0095. OPERATIONAL CHECKS WERE GOOD. AIRCRAFT RETURNED TO SERVICE. (M)

Part: BATTERY PACKS — DISCHARGED (CABIN)

FLT 4862 - EMERGENCY FLOOR LIGHTS AT EXITS ARE NOT WORKING. MAINTENANCE REMOVED AND REPLACED NR 1 AND NR 2 POSITION BATTERY PACKS. OPERATIONAL CHECKS WERE GOOD AND AIRCRAFT RETURNED TO SERVICE. (M)

Part: FRAME — CRACKED (LT & RT NACELLES)

DURING ROUTINE MAINTENANCE CHECKS, CRACKS WERE FOUND ON BOTH ENGINE NACELLE NR 1 FRAMES. ON THE LT FRAME, THE CRACK IS LOCATED ON THE LOWER SIDE OF THE STIFFENING WEB BETWEEN THE TOP OUTBOARD MOUNTING BOLT HOLE AND THE OUTBOARD EDGE OF THE FRAME. ON THE RT FRAME, THE CRACK IS LOCATED ON THE LOWER SIDE OF THE STIFFENING WEB BETWEEN THE TOP OUTBOARD MOUNTING BOLT HOLE AND THE OUTBOARD EDGE OF THE FRAME. RECOMMEND REPLACING BOTH FRAMES AND CONTINUE MONITORING IAW EXISTING MAINTENANCE CHECKS.

Part: FRAME — CRACKED (LT/RT NACELLES)

DURING C-CHECK INSPECTION, FOUND LEFT AND RIGHT ENGINE NACELLE FRAME NR 1 TO HAVE CRACKS. REMOVED AND REPLACED NR 1 FRAME IN LEFT AND RIGHT ENGINE NACELLES. (M)

Part: SKIN — CORRODED (FUSELAGE)

DURING INSPECTION, FOUND CORROSION AT FRAME 21 BETWEEN STRINGERS 21 LEFT AND 21 RT. REPAIR CORROSION DAMAGE PER INSTRUCTIONS CONTAINED IN ASA EO120-53-0057, EAC FAX 283/96, 246/95, 97/TA1325, SST-348/97, SRM 51-00-00, SRM 53-00-00, AND HBDK-5, 3.2.3, 8.1, 8.1.2 AND ENSURE CORROSION PREVENTATIVE COMPOUND IS APPLIED TO AFFECTED AREA. (M)

Part: ACTUATOR — DEFECTIVE (RT TE FLAP)

IN BOUND IAH-DFW, EXPERIENCED FLAP CONTROL FAULT. CREW ATTEMPTED TO RESET PER POH PROCEDURES WITH NO SUCCESS. CREW DECLARED AN EMERGENCY AND LANDED AT DFW WITHOUT FURTHER INCIDENT. DFW MX REMOVED AND REPLACED THE RIGHT OUTBOARD FLAP ACTUATOR AND REQUESTED A TEST FLIGHT OF 1 HOUR MINIMUM DURATION AND 15 FLAP CYCLES. TEST FLIGHT AND OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RELEASED FOR FURTHER SERVICE. (M)

Part: FLAP ANNUNCIATOR — DEFECTIVE (COCKPIT)

OUTBOARD DFW-HOU, EXPERIENCED FLAP CONTROL FAULT. CREW FOLLOWED QRH RESET PROCEDURES. THE SYSTEM WOULD NTO RESET AND THE CREW CONTACTED MAINTENANCE, DECLARED AN EMERGENCY AND RETURNED TO DFW WHERE LANDING WAS MADE WITHOUT INCIDENT. DFW MAINTENANCE MEGOHMED THE FLAP WIRING FROM THE INBOARD ACTUATORS TO THE FLAP CONTROL UNIT AND CHECKED RESISTANCE OF THE INBOARD ACTUATORS WITH NO DEFECTS NOTED. REMOVED AND REPLACED FLAP ANNUNCIATOR AS PREVENTIVE MAINTENANCE. OPERATIONAL TESTS WERE GOOD AND THE AIRCRAFT WAS RELEASED FOR FURTHER SERVICE. (M)

Part: FLAP CONTL UNIT — FAILED (TE FLAP)

ON DESCENT DFW-FYV, RECEIVED A FLAP CONTROL FAULT. PERFORMED A RESET PER POH, FAULT CLEARED BUT RE-ILLUMINATED AFTER 10 SECONDS. CREW DECLARED AND EMERGENCY AND PERFORMED A ZERO-FLAP LANDING WITHOUT FURTHER INCIDENT. DFW MAINTENANCE REMOVED AND REPLACED THE FLAP CONTROL UNIT. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RELEASED FOR FURTHER SERVICE. (M)